From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-02-iad.dyndns.com (mxout-115-iad.mailhop.org [216.146.32.115]) by lists.bufferbloat.net (Postfix) with ESMTP id BA3C32E0632 for ; Sun, 20 Mar 2011 15:58:38 -0700 (PDT) Received: from scan-01-iad.mailhop.org (scan-01-iad.local [10.150.0.206]) by mail-02-iad.dyndns.com (Postfix) with ESMTP id 30575834C5A for ; Sun, 20 Mar 2011 22:58:40 +0000 (UTC) X-Spam-Score: -1.0 (-) X-Mail-Handler: MailHop by DynDNS X-Originating-IP: 209.85.215.43 Received: from mail-ew0-f43.google.com (mail-ew0-f43.google.com [209.85.215.43]) by mail-02-iad.dyndns.com (Postfix) with ESMTP id 16002834B1F for ; Sun, 20 Mar 2011 22:58:38 +0000 (UTC) Received: by ewy20 with SMTP id 20so1634909ewy.16 for ; Sun, 20 Mar 2011 15:58:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:subject:mime-version:content-type:from :in-reply-to:date:cc:content-transfer-encoding:message-id:references :to:x-mailer; bh=J0qqO3/fdpuHHEzIGl9nUND9zVXwiSBCLFWWNb9Fb1k=; b=WtCD4h5mk8Xr8JGz6HRWNjh1hQ77TSDAaYcsSpn441neIk//yoiB5kQ/omNe6Yr/0B O7Ih8z85inXDSmO9/6FjSsvJCbAJ757t/pq2NguxoksDYlq++5wszIDGo+S7xluPxRzs 6zLSlEdQUcs4KbYWH9fXMkUHBYo8jCFyi1nWg= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; b=xdLOfpJ5RCtfWwxMhczxjS1ehUIQs9sRKRcQEO2Em5IePDK0OTlZTuGAyTJJj1e98Y 8YCiZeCw9PkpJL6ilS6XHIEXG+tN58JNG3IHAZBX5Fysipzg6ngeFRAZPm+5ZnO6bYAJ mXdOJkCRRFHpIg+wxChSc6gbcKQftGM0P5tfs= Received: by 10.213.96.146 with SMTP id h18mr1467242ebn.21.1300661916041; Sun, 20 Mar 2011 15:58:36 -0700 (PDT) Received: from [192.168.239.42] (xdsl-83-150-84-172.nebulazone.fi [83.150.84.172]) by mx.google.com with ESMTPS id y7sm3335eeh.7.2011.03.20.15.58.35 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 20 Mar 2011 15:58:35 -0700 (PDT) Mime-Version: 1.0 (Apple Message framework v1082) Content-Type: text/plain; charset=iso-8859-1 From: Jonathan Morton In-Reply-To: <87aagpe7af.fsf@cruithne.co.teklibre.org> Date: Mon, 21 Mar 2011 00:58:33 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <42E54E3E-82B0-473E-B41B-43E180DD52DC@gmail.com> References: <4D7F4121.40307@freedesktop.org> <20110315175942.GA10064@goldfish> <1300212877.2087.2155.camel@tardy> <20110315183111.GB2542@tuxdriver.com> <29B06777-CC5F-4802-8727-B04F58CDA9E3@gmail.com> <20110315205146.GF2542@tuxdriver.com> <219C7840-ED79-49EA-929D-96C5A6200401@gmail.com> <20110315151946.31e86b46@nehalam> <1300228592.2087.2191.camel@tardy> <1300229578.2565.29.camel@edumazet-laptop> <87fwqo54n7.fsf@cruithne.co.teklibre.org> <823E2A7B-4F46-4159-8029-BD3B075CC4CE@gmail.com> <87bp1b6fo0.fsf@cruithne.co.teklibre.org> <87bp1b4yh4.fsf@cruithne.co.teklibre.org> <7480559F-1F3B-4CE5-939F-FD9FD3E68E52@cisco.com> <909F3A19-C7DA-4E38-9BB0-A2EA5F625B7F@gmail.com> <87aagpe7af.fsf@cruithne.co.teklibre.org> To: d@taht.net (=?iso-8859-1?Q?Dave_T=E4ht?=) X-Mailer: Apple Mail (2.1082) Cc: Stephen Hemminger , bloat Subject: Re: [Bloat] Random idea in reaction to all the discussion of TCPflavours - timestamps? X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 Mar 2011 22:58:39 -0000 On 21 Mar, 2011, at 12:50 am, Dave T=E4ht wrote: >>>> 0) Buffering more than 1 second of data is always unacceptable. >=20 > Well, in the case of the DTN, it's required. >=20 > We're not testing interplanetary networks here, (rather, an = artificially > induced one extending out well beyond the moon!) but it bears a little > thinking about. It appears that most practical solutions for a DTN involve explicit = store-and-forward techniques, and these would be irrelevant at the IP = routing level. - Jonathan